@Inproceedings{agarwal03semantic,
  author = {Agarwal, Sudhir and Fankhauser, Peter and Gonzalez-Ollala, Jorge and Hartmann, Jens and Hollfelder, Silvia and Jameson, Anthony and Klink, Stefan and Lehti, Patrick and Ley, Michael and Rabbidge, Emma and Schwarzkopf, Eric and Shrestha, Nitesh and Stojanovic, Nenad and Studer, Rudi and Stumme, Gerd and Walter, Bernd},
  title  = {Semantic Methods and Tools for Information Portals},

  year   = {2003},
  number = {},
  url    = {http://www.kde.cs.uni-kassel.de/stumme/papers/2003/agarwal2003semantic.pdf},

  const  = {\ text}
}
@Inproceedings{bozsak2002towards,
  author = {Bozsak, E. and Ehrig, Marc and Handschuh, Siegfried and Hotho, Andreas and Maedche, Alexander and Motik, Boris and Oberle, Daniel and Schmitz, Christoph and Staab, Steffen and Stojanovic, Ljiljana and Stojanovic, Nenad and Studer, Rudi and Stumme, Gerd and Sure, York and Tane, Julien and Volz, Raphael and Zacharias, Valentin},
  title  = {KAON - Towards a large scale Semantic Web},

  year   = {2002},
  number = {},
  url    = {http://www.aifb.uni-karlsruhe.de/WBS/ysu/publications/2002_ecweb_kaon.pdf},

  const  = {\ text}
}
@Inproceedings{ehrig2002kaon,
  author = {Ehrig, Marc and Handschuh, Siegfried and Hotho, Andreas and Maedche, Alexander and Motik, Boris and Oberle, Daniel and Schmitz, Christoph and Staab, Steffen and Stojanovic, Ljiljana and Stojanovic, Nenad and Studer, Rudi and Stumme, Gerd and Sure, York and Tane, Julien and Volz, Raphael and Zacharias, Valentin},
  title  = {KAON - Towards a large scale Semantic Web},

  year   = {2002},
  number = {2455},
  url    = {},

  const  = {\ text}
}